mitt romney has been relentlessly pounding president obama about the economy. he did it again today in ohio. >> i don't believe we can afford four more years like the past four years. >> maybe they haven't been happy the last four years. maybe they were disappointed with obama, but generally, they think we're on the right path. >> reporter: we found people at union square willing to discuss the merits of both candidates. >> he's been president for four years, and we haven't seen the turn around that he had promised. i'm not sure why the numbers aren't correlating to his performance? >> reporter: some republicans aren't buying the latest poll results. >> i don't think the election is over by any way shape or form. i think it's going to go down to the wire. >> reporter: next week's debate may be critical for romney. >> you have to get people at your side. the debate is key. >> reporter: corey cook says the bar is actually low for romney. >> he really needs to have a positive debate performance, where he appears presidential. that basic standard, does this guy loo